If an individual sink vent is blocked that.
Is roof vent blocked.
Your vent pipe can become clogged from a variety of things.
There is still gunk gathering on the sides of your pipe that you need to clear out.
Bird or rodent carcasses.
If the air has no place to go and the vent is clogged your toilet could overflow because the toilet can t flush properly.
Vents allow the air displaced by flushing water down your toilet to escape out your rooftop.
When a plumbing problem cannot be solved on the inside of the house it is often an indication that the drain vent has become blocked or clogged.
Bird s nests debris and rodents are all known culprits for clogging vent pipes.
The vent system those plumbing pipes that stick out of your roof may be clogged instead.
Because most drain vent pipes are up near the roof sometimes debris from the roof can even clog a pipe.
Going up on a roof is dangerous especially when you re trying to search for the cause of a clog.
When you climb the roof you may find that the vent opening is blocked with leaves and other debris.
If you only use a garden hose you ll be back up on your roof in no time clearing another vent pipe problem.
If so clearing the debris should solve the problem.
When the vent pipe is clogged it shows up within your home in a variety of ways from ghost flushing from your toilet to a sink that won t drain properly.
And on homes that do not have a main drain cleanout accessing a clogged main drain through the roof vent could be your best option.
Can a clogged vent cause a toilet to overflow.
They are used in conjunction with sink traps to maintain the air pressure in the lines and expel the gas to the outside of the house.